Hi Heikki, I love your patch! Yet something to improve: [auto build test ERROR on peter.chen-usb/for-usb-next] [also build test ERROR on linus/master v5.12-rc5 next-20210331] [cannot apply to usb/usb-testing balbi-usb/testing/next] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Heikki-Krogerus/usb-Linking-ports-to-their-Type-C-connectors/20210331-190638 base: https://git.kernel.org/pub/scm/linux/kernel/git/peter.chen/usb.git for-usb-next config: sh-allmodconfig (attached as .config) compiler: sh4-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/067cb7efe925811fd52b7b9550578f88a20d2226 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Heikki-Krogerus/usb-Linking-ports-to-their-Type-C-connectors/20210331-190638 git checkout 067cb7efe925811fd52b7b9550578f88a20d2226 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/usb/core/usb.c:439:5: error: redefinition of 'usb_for_each_port' 439 | int usb_for_each_port(void *data, int (*fn)(struct device *, void *)) | ^~~~~~~~~~~~~~~~~ In file included from drivers/usb/core/usb.c:35: include/linux/usb.h:884:19: note: previous definition of 'usb_for_each_port' was here 884 | static inline int usb_for_each_port(void *data, int (*fn)(struct device *, void *)) | ^~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for SND_ATMEL_SOC_PDC Depends on SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && HAS_DMA Selected by - SND_ATMEL_SOC_SSC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC - SND_ATMEL_SOC_SSC_PDC && SOUND && !UML && SND && SND_SOC && SND_ATMEL_SOC && ATMEL_SSC vim +/usb_for_each_port +439 drivers/usb/core/usb.c 429 430 /** 431 * usb_for_each_port - interate over all USB ports in the system 432 * @data: data pointer that will be handed to the callback function 433 * @fn: callback function to be called for each USB port 434 * 435 * Iterate over all USB ports and call @fn for each, passing it @data. If it 436 * returns anything other than 0, we break the iteration prematurely and return 437 * that value. 438 */ > 439 int usb_for_each_port(void *data, int (*fn)(struct device *, void *)) 440 { 441 struct each_hub_arg arg = {data, fn}; 442 443 return usb_for_each_dev(&arg, __each_hub); 444 } 445 EXPORT_SYMBOL_GPL(usb_for_each_port); 446 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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